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$181+ Cheap flights from Trenton, NJ to San Francisco (TTN - SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SFO
Jun 17 — Jun 241
Rabu 6/17
Rabu 6/24
1 adult, Economy
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Cheap flight deals from Trenton to San Francisco

Cheapest flights from Trenton to San Francisco
Explore the most affordable flight options available from Trenton to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Mei 18, 2026.

This Orbitz deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Isnin 8/178:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Rabu 8/198:51 pm
SFO
-
TTN
1 stop9h 56m
Frontier
Deal found 5/17$330
This Expedia deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Khamis 8/278:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Isnin 8/318:51 pm
SFO
-
TTN
1 stop19h 57m
Frontier
Deal found 5/15$400
This Orbitz deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Khamis 9/38:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Isnin 9/78:51 pm
SFO
-
TTN
1 stop9h 56m
Frontier
Deal found 5/13$405
This Expedia deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Isnin 8/178:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Khamis 8/208:51 pm
SFO
-
TTN
1 stop9h 56m
Frontier
Deal found 5/14$420
This Gotogate deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Selasa 8/188:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Ahad 8/238:51 pm
SFO
-
TTN
1 stop9h 56m
Frontier
Deal found 5/15$430
This Travelocity deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Isnin 8/178:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Jumaat 8/218:51 pm
SFO
-
TTN
1 stop9h 56m
Frontier
Deal found 5/17$445
This Travelocity deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sabtu 8/228:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Isnin 8/318:51 pm
SFO
-
TTN
1 stop9h 56m
Frontier
Deal found 5/15$450
This Travelocity deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Ahad 8/238:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Khamis 8/278:51 pm
SFO
-
TTN
1 stop9h 56m
Frontier
Deal found 5/13$460
This Booking.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Khamis 8/208:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Isnin 8/248:51 pm
SFO
-
TTN
1 stop19h 57m
Frontier
Deal found 5/14$462
This Orbitz deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sabtu 8/228:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Ahad 8/308:51 pm
SFO
-
TTN
1 stop19h 57m
Frontier
Deal found 5/17$470
This Kissandfly.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Khamis 6/411:50 am
TTN
-
SFO
2 stops15h 07m
Multiple Airlines
Rabu 6/106:00 am
SFO
-
TTN
2 stops23h 34m
Multiple Airlines
Deal found 5/14$477
This Booking.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Khamis 8/208:33 pm
TTN
-
SFO
1 stop16h 56m
Frontier
Khamis 8/278:51 pm
SFO
-
TTN
1 stop9h 56m
Frontier
Deal found 5/13$492

Find flight deals from Trenton to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Trenton (TTN) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Mei 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$330
(Orbitz)

One-way from

$181
(CheapOair)

Popular in

May

Cheapest in

January

Average price

$502
Provider with most accurate pricing for Trenton-Mercer-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Trenton-Mercer-San Francisco flights.
Search Deals
From Trenton-Mercer to San Francisco
Search Deals
One-way flight from Trenton-Mercer to San Francisco
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated Mei 18, 2026.
Use the filters below to find and compare flights from Trenton to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Isnin 8/17

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Rabu 8/19

8:51 pm-9:47 am

1 stop9h 56m

$330

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Selasa 8/18

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Ahad 8/23

8:51 pm-9:47 am

1 stop9h 56m

$400

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Khamis 8/27

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Isnin 8/31

8:51 pm-7:48 pm

1 stop19h 57m

$400

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Jumaat 8/28

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Isnin 8/31

8:51 pm-9:47 am

1 stop9h 56m

$400

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Khamis 9/3

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Isnin 9/7

8:51 pm-9:47 am

1 stop9h 56m

$405

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Isnin 8/17

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Khamis 8/20

8:51 pm-9:47 am

1 stop9h 56m

$420

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Isnin 8/17

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Jumaat 8/21

8:51 pm-9:47 am

1 stop9h 56m

$445

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Jumaat 9/4

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Ahad 9/6

8:51 pm-9:47 am

1 stop9h 56m

$445

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Selasa 8/25

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Selasa 9/1

8:51 pm-7:48 pm

1 stop19h 57m

$470

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Sabtu 8/22

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Ahad 8/30

8:51 pm-7:48 pm

1 stop19h 57m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/13

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Trenton to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Trenton to San Francisco in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Trenton, New Jersey-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Trenton, New Jersey-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Trenton, New Jersey-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Trenton, New Jersey-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Trenton, New Jersey-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Trenton to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Trenton with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Trenton to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Trenton, New Jersey to San Francisco?

    A quick flight from Trenton, New Jersey to San Francisco can take about 16h 56m. Frontier provides one of the quickest options available for as low as $330. Trenton, New Jersey and San Francisco are separated by a distance of 2530 mi.

  • Can I find deals for flights from Trenton to San Francisco that include hotel bookings?

    Yes. In addition to deals on Trenton to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Trenton to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trenton to San Francisco.

  • Can I find deals for business class flights from Trenton to San Francisco?

    Yes. Cheapflights offers flight deals from Trenton to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
South San Francisco
Santa Cruz
Santa Clara
Fairfield
Rancho Cordova
San Bruno
Watsonville
San Ramon
Vacaville
Roseville
San Carlos
Redwood City
Sunnyvale
Turlock
Vallejo
San Lorenzo
Davis
Emeryville
Manteca
Elk Grove

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Alternative routes for Trenton to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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